huhu

lately there are no good movies anymore

dịch hộ mình nhé

II/ Choose the best answer.

1.     Mai hates eating fast food because it’s not good ……her health.

a.      on           b. for           c. at             d. in

2.     If you want to live long, you …… eat  much red meat.

a.      should              b. needn’t    c. have to    d. shouldn’t

3.      Don’t read in bed, ................ you’ll harm your eyes.

a.      or            b. and                   c. but           d. so

what is your name?

How old are you?

 Who always drives his customers away?

 What is the longest word in the English language?

NHỚ GIẢI THÍCH=ANH +VIỆT

ĐÚNG TUI TICK CHOA

Look and say. (6 points)

1. Hello, ________.

2. I have a ________.

3. This is ________. 

4. There's ________. 

5. Touch ________. 

Điền vào chỗ trống một giới từ phù hợp:

1. In a game of singles, two players play _______ each other.

2. I’m not very fond ________ detective stories.

3. Margarine is different _______ butter.

4. His parents are very strict ______ him.

5. Many people take part _______ jogging every morning.

6. We’d like a walk instead _______ riding a bike.

7. Ba is very good _______ fixing things.

8. They study and listen to music ______ the same time.

9. _____ literature, we learn about books and write essays.

10. Will you be home _______ dinner tonight?

Để \(\frac{\sqrt{x+1}}{\sqrt{x-2}}=\sqrt{\frac{x+1}{x-2}}\) là số nguyên thì \(\frac{x+1}{x-2}\) là số chính phương

Khi đó \(x+1⋮x-2\)

\(\Leftrightarrow x-2+3⋮x-2\)

\(\Leftrightarrow3⋮x-2\)

\(\Leftrightarrow x-2\in\left\{1;3;-1;-3\right\}\)

\(\Leftrightarrow x\in\left\{4;5;1;-1\right\}\)

Thay vào thử nha !